2145302604 has 24 divisors (see below), whose sum is σ = 5561895920. Its totient is φ = 715100832.

The previous prime is 2145302603. The next prime is 2145302633. The reversal of 2145302604 is 4062035412.

2145302604 is a `hidden beast` number, since 2 + 1 + 4 + 53 + 0 + 2 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2145302603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9931849 + ... + 9932064.

Almost surely, 2^2145302604 is an apocalyptic number.

It is an amenable number.

2145302604 is an abundant number, since it is smaller than the sum of its proper divisors (3416593316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2145302604 is a wasteful number, since it uses less digits than its factorization.

2145302604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19863926 (or 19863918 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2145302604 is about 46317.4114561684. The cubic root of 2145302604 is about 1289.7222333262.

The spelling of 2145302604 in words is "two billion, one hundred forty-five million, three hundred two thousand, six hundred four".